Multi-Tech RJModem MT5656RJ, Developer'S Manual

Page 1: ...RJModem MT5656RJ Developer s Guide...

Page 2: ...08 05 Changed the Waste Electrical Electronic Equipment WEEE Statement to Rev B G 07 12 05 Added more text to the Pin Descriptions drawings H 11 30 05 Changed panel mounting diagrams Changed board dr...

Page 3: ...eloper Board 13 5 V 3 3 V Jumper JP6 14 RJModem Schematics 15 Design Considerations 19 PC Board Layout Guidelines 19 Electromagnetic Interference EMI Considerations 19 EMI Filtering 20 Chapter 2 Telec...

Page 4: ...22vis Fast Connect V 80 Synchronous Access 3 3V or 5V power input options Board mount or remote panel mounting Two year warranty Product Ordering Information Product Description Region Order this Prod...

Page 5: ...oltage 5V DC Build Option 10 Absolute Maximum Supply Voltage 5 5VDC 3 3V DC Build Option 10 Absolute Maximum Supply Voltage 3 6VDC Power Requirements 5V Build Option Typical 93mA 46W 5VDC Maximum 112m...

Page 6: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 6 Dimensions For Board Mounting Top View Bottom View...

Page 7: ...ter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 7 Panel Mounting Note Screws bracket and ribbon cable are included in the panel mounting kit Attaching the Mounting Bra...

Page 8: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 8 Dimensional Drawing of the Bracket Cable Specifications...

Page 9: ...nt connectors are approved in place of soldering the unit to the motherboard Follow the Pass Through footprint instructions on the part data sheets The following are recommended by Multi Tech www samt...

Page 10: ...d once connected maintains the connection DTR OFF places the modem in the disconnect state under control of the Dn and Qn commands 4 RESET I Device Reset with pull up The active low RESET input resets...

Page 11: ...This command is an extension of the M command and is used to control the connection modes permitted It is used in conjunction with S36 and S48 Note When Q0 to Q3 are issued to select the mode the subs...

Page 12: ...acteristics TA 0 C to 50 C VDD 5 V 0 25 V VDDMAX 5 5 V Inputs DTR 3 TXD 9 RTS 7 RESET 3 XCLK 11 PWR 5 GND 12 Input High Min 2 V Input Low Max 0 8 V Outputs DCD 2 CTS 6 RI 1 RXD 10 RDCLK 14 TDCLK 8 SPK...

Page 13: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 13 RJModem Developer Board...

Page 14: ...mper is set to match the requirements of your RJModem If this jumper is set incorrectly damage to the RJModem and or the Test Demo card could result Caution Use only the provided Multi Tech Systems In...

Page 15: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 15 RJModem Schematics...

Page 16: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 16 To view the text and numbers increase the viewing percentage to 150 or print the page...

Page 17: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 17...

Page 18: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 18 To view the text and numbers increase the viewing percentage to 150 or print the page...

Page 19: ...ll creepages and clearances for the RJModem have been designed to meet requirements of safety standards EN60950 The requirements are based on a working voltage of 250V Electromagnetic Interference EMI...

Page 20: ...Chapter 1 RJModem Hardware Multi Tech Systems Inc RJModem Developer s Guide S000363I 20 EMI Filtering The RJModem includes EMI filtering as illustrated in the following schematic...

Page 21: ...ct may be tested and certified for other countries or regions Contact Multi Tech at oemsales multitech com to obtain a current list of approvals for the RJModem Countries or Regions Argentina France L...

Page 22: ...esigned to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used i...

Page 23: ...alse answer condition Should such problems occur the user should NOT contact the Telecom Faults Service The preferred method of dialing is to use DTMF tones as this is faster than pulse decadic dialin...

Page 24: ...LIABILITY EXCEED THE PRICE FOR DEFECTIVE PRODUCTS Repair Procedures for U S and Canadian Customers In the event that service is required products may be shipped freight prepaid to our Mounds View Minn...

Page 25: ...bank or your company s purchase order for repair charges Repaired units shall be shipped freight collect unless other arrangements are made in advance Please direct your questions regarding technical...

Page 26: ...sts of recovery from municipal collection points reuse and recycling of specified percentages per the WEEE requirements Instructions for Disposal of WEEE by Users in the European Union The symbol show...

Page 27: ...Compliance 22 EMI filtering schematic 20 F FCC Regulations 22 H Handling Precautions 12 I International Modem Restrictions 22 M Mounting Bracket Attachment 7 N New Zealand Telecom Warning Notice 23 O...